.drop-area {
    width: 100%;
    height: 50px;
    line-height: 45px;
    margin-top: 30px;
    border: 3px dashed lightgrey;
    border-radius: 5px;
    text-align: center;
}

.drop-area.hover {
    border-color: green;
}

.file-selector .error-container {
    display: none;
    margin-top: 15px;
    margin-bottom: 15px;
    border-radius: 5px;
    border: 1px solid #BD6E6E;
    padding: 9px;
    background: #FFDADA;
}